送到井场的深井及超深井套管一般要经过()道工序检查。
A.8
B.10
C.13
D.16
参考答案:C
单词拼写。
1. This is my _________ (two) day in Shanghai.
2.________ (final), he arrived in Beijing.
3. December is the ________ (12) month of a year.
4. Do you think these __________ (build) are beautiful?
5. This is a ________ (wood) house.
6. There are many books on these __________ (书架).
7. There is a bridge ______ (在…上面) the river.
8. We live in the ________ (中心) of Moscow.
9. His dream home is very large. It has four ________ (层).
10. He has a big room _________ (有) twelve showers and four baths.
如果在轮廓线对话框中钩选了“后台填充”选项,则绘出的图形()。
A.轮廓线将被填充遮盖
B.轮廓线的一半将被填充遮盖
C.填充将被轮廓线遮盖
D.填充的一半将被轮廓线遮盖